HIGH: 45
LOW: 39
* Snowflakes mixed at times with rain through midday–but shifting back to all rain in the afternoon.
* Occasional gusty northwest winds 12 to 24 m.p.h. beneath a persistent heavy overcast.
* March-level temperatures– 15 degrees below normal.
* Early sprinkles or brief showers then clouds scatter Tuesday night, unseasonably chilly.
* Chilliest inland temperatures drop to near freezing but wind velocities remain strong enough to minimize the frost threat.
APRIL 21 TEMPERATURES
Normal high/low: 60(degrees)/39(degrees)
Record high: 88(degrees) (1985)
Record low: 27(degrees) (1986)
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Weather Report is prepared by the WGN-TV Weather Center, where Tom Skilling is chief meteorologist. His forecasts can be seen Monday through Friday on WGN News at 11:30 a.m., 5:30 p.m. and 9 p.m.
WGN-TV meteorologists Steve Kahn, Richard Koeneman and Paul Dailey plus weather producer Bill Snyder contribute to this page.
IN THE WEB EDITION: For updated weather news, forecasts by ZIP code and local radar images, go to chicagotribune.com/weather or wgntv.com
